Different Genotype Distribution of Human Papillomavirus between Cervical and Esophageal Cancers: A Study in Both High-Incidence Areas, Xinjiang, China

Table 4

Association between infection with HR-HPV and clinical pathological characteristics of ESCC and CSCC patients.

Variables	Cases	HPV infection
	().	Positive (%)	Negative (%)
CSCC patients
Age (years)
<50	12	9 (75.0)	3 (25.0)	0.363	0.547
≥50	47	41 (87.2)	6 (12.8)
Clinical stage
I	38	33 (86.8)	5 (13.2)	0.050	0.823
II	21	17 (81)	4 (19)
Differentiation
High	32	27 (84.4)	5 (15.6)	5.508	0.039
Middle	12	8 (66.7)	4 (33.3)
Low	15	15 (100)	0 (0)
Lymph node metastasis
Positive	19	13 (68.4)	6 (31.6)	4.065	0.044
Negative	40	37 (92.5)	3 (7.5)
ESCC patients
Age (years)
<50	24	12 (50.0)	12 (50.0)	0.238	0.625
≥50	30	17 (56.7)	13 (43.3)
Gender
Male	31	19 (61.3)	12 (38.7)	1.685	0.194
Female	23	10 (43.5)	13 (56.5)
Tumor stage
I	33	16 (48)	17 (52)	0.930	0.335
II	21	13 (61.9)	8 (38.1)
Differentiation
High	17	8 (47.1)	9 (52.9)	1.437	0.487
Middle	22	11 (50.0)	11 (50.0)
Low	15	10 (66.7)	5 (33.3)
Lymph node metastasis
Positive	18	11 (61)	7 (39)	0.596	0.440
Negative	36	18 (50)	18 (50)